99386497 has 4 divisors (see below), whose sum is σ = 113584576. Its totient is φ = 85188420.

The previous prime is 99386489. The next prime is 99386533. The reversal of 99386497 is 79468399.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 99386497 - 2³ = 99386489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99386407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7099029 + ... + 7099042.

It is an arithmetic number, because the mean of its divisors is an integer number (28396144).

Almost surely, 2^99386497 is an apocalyptic number.

It is an amenable number.

99386497 is a deficient number, since it is larger than the sum of its proper divisors (14198079).

99386497 is a wasteful number, since it uses less digits than its factorization.

99386497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14198078.

The product of its digits is 2939328, while the sum is 55.

The square root of 99386497 is about 9969.2776568817. The cubic root of 99386497 is about 463.2077260169.

The spelling of 99386497 in words is "ninety-nine million, three hundred eighty-six thousand, four hundred ninety-seven".